[coreboot] questions about GSOC project with "drivers for libpayload"

Joseph Smith joe at settoplinux.org
Thu Mar 25 22:07:48 CET 2010

On Thu, 25 Mar 2010 03:20:25 +0800, baiyin cai <caibaiyin.pku at gmail.com>
> hi all,
>    since i am trying to join this GSOC this year, i would rather to join
> coreboot at the same time. I have already spend some time to get familar
> with the source code. After getting suggestion from irc, I want to try
> project "drivers for libpayload". I have found that there is an USB
> project last. And i have some questions  now.
> 1) in the filo trunk, there is an ohci source code, does that work or i
> useless? since filo now use libpayload stack instead if itself.
> 2)since seabios now support both OHCI and UHCI, does that hard for me to
> take seabios/usb code as an example?
> 3) is there any suggestion about this project?
> any suggestion will be pretty good for me to get better in the future.
Has anyone gotten back to you on this? We would love to have Full USB
support in libpayload. We have UHCI support now. I am not sure if OHCI
works or not and EHCI would be awesome to see :-) I believe there will be
licencing differences to use SeaBIOS USB code for libpayload. Hope that

Joseph Smith

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